Originally posted by Zep Tepi:

I do not see a mace, sledge or stagbreaker in your list of preparations. Bonemass is resistant to everything except blunt, and the adds are vulnerable to that also. Flatten and clear the area. Put down a few campfires so it stays clear. Chug the poison resist mead and play a slow game of ring around the skull.

Yea when I did some post ass kicked research I saw that it is vulnerable to blunt weapons, which I didn't consider since I like using swords mostly. Also I like to have an axe handy in case my sword breaks or I need to quickly collect wood.